SET Nitro Prop Strut Shock Lid Support Arm REP Knaack Storage Master Box Mod 90

For Knaack Storagemaster Chest – OEM part # KN 977-2PK. PLACE the scale at the point the strut connects to the door / lid (at the bracket). Mounting brackets / studs can be permanent or replaceable the most common are the ball and socket style (10mm or 13MM) then the ring / eye style.